It really improves on the classic style in two ways:
1. It's very easy to get started. There's no setup; just click a link.
2. The connection between the code and what it does is made very clear. The picture depends on the code, and changes when you change the code. There are sliders you can adjust for each integer literal. Bam!
http://www.khanacademy.org/cs/tutorials/drawing
It really improves on the classic style in two ways:
1. It's very easy to get started. There's no setup; just click a link.
2. The connection between the code and what it does is made very clear. The picture depends on the code, and changes when you change the code. There are sliders you can adjust for each integer literal. Bam!
This is exciting stuff.